一级域名

import socket

def get_ip_from_domain(domain):
    """
    通过域名获取IP地址
    """
    try:
        ip = socket.gethostbyname(domain)
        return ip
    except Exception as e:
        print('Error:', e)
        return None

# 调用示例
ip = get_ip_from_domain('www.example.com')
if ip is not None:
    print('IP地址为：', ip)